Home / 422,891,348.88-634,959,717.30-236,510,454.18

Finding the Fourth Proportional to 422,891,348.88, 634,959,717.30 and 236,510,454.18

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Solution

The fourth proportional to 422,891,348.88, 634,959,717.30 and 236,510,454.18 is: 355,113,935.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,891,348.88 : 634,959,717.30 = 236,510,454.18 : x
  2. Step 2: Convert to fraction form
    422,891,348.88/634,959,717.30 = 236,510,454.18/x
  3. Step 3: Cross multiply
    422,891,348.88x = 634,959,717.30 × 236,510,454.18
  4. Step 4: Simplify right side
    422,891,348.88x = 150,174,611,124,627,392
  5. Step 5: Solve for x
    x = 150,174,611,124,627,392/422,891,348.88
  6. Step 6: Final answer
    x = 355,113,935.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.